GCF
51, 17
17
12x+4
4(3x+1)
22+84
2(11+42)
3d+27
3(d+9)
6(4x+2)
24x+12
9x, 72y
9
9y-6y
3y(3-2)
90y+18xy
9y(10+2x)
5x2-30x
5x(x-6)
3x(7a+3b)
21ax+9xb
18x^2y, 19 xy^2
xy
85xy+25yz
5y(17x+5z)
3abcde+21defgh
3de(abc+7fgh)
-9m3-3m4-6m2
-3m2(3m+m2+2)
10x^3(5x^2+4)
50x5+40x3
30ac, 45a^3b, 75bc
15
8x3+14x2-10x
2x(4x2+7x-5)
4ax5+4ax
4ax(x4+1)
-6ax+9ay
3a(-2x+3y)
-7wxy(3xy-4wy)
-21wx2y2+28w2xy2
-4a^2, -16a^4, -48a^6
-4a2
24x6-12x4+18x3
6x3(4x3-2x2+3)
13ab2+26a2b+39ab
13ab(b+2a+3)
15ad7+10acd+25a
5a(3d7+2cd+5)
(2x+5)(3x-4)
6x2+7x-20